
    <div nz-row>
      <div nz-col nzSpan="8">
        col-8
      </div>
      <div nz-col nzSpan="8" nzOffset="8">
        col-8
      </div>
    </div>
    <div nz-row>
      <div nz-col nzSpan="6" nzOffset="6">
        col-6 col-offset-6
      </div>
      <div nz-col nzSpan="6" nzOffset="6">
        col-6 col-offset-6
      </div>
    </div>
    <div nz-row>
      <div nz-col nzSpan="12" nzOffset="6">
        col-12 col-offset-6
      </div>
    </div>
  